Hanson, W. C. <br/><br/>
A columbia river Canada goose population 1950-1970 /  
W. C. Hanson and L. L. Eberhardt. 
 - Washington :    [s.n]. ,    1971. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Geese -- Canada.<br/> Birds.
<br/><br/><label>Dewey Class. No.: </label>636.598